Bandages of various kinds may be demanded to afford support in threatened dropsical effusion or excessive granulation or hyperplasia, to protect the surface against outside infection, to confine volatile applications to the affected part, and to prevent injury from biting, licking, scratching, or rubbing.
For the same reason it may be desirable to employ a muzzle, beads on the neck, tying to two opposite rings by short halters, hobbles, or other means of restraint.
ERYTHEMA. ERYTHEMATOUS DERMATITIS.
Definition, congestion, heat, redness, tenderness without eruption. Sheep: swine: dogs: white horses and cattle. Causes: slight irritants. Symptoms: congestion momentarily effaced by pressure, may go on to a distinct irruption.
Definition. Congestion of the papillary and adjacent layers of the skin with heat, redness, and tenderness, or a diffuse superficial inflammation with some superadded swelling.
Genera susceptible. The affection is seen in sheep, swine, dogs, and in white horses and cattle or on white parts of the skin. It is not readily recognized on pigmented parts.
Causes. The action of any slight irritant: pressure, friction, brushing, currying, blows, vesicants, rubefacients, stings, parasitism, radiant heat, intense sunshine, cold (reaction), storm, plunging in cold streams when heated, feeding on stimulating agents, notably buckwheat.
Symptoms. On white skins there is a uniformly diffused redness, without papule or other eruption, and the color may be momentarily effaced leaving a perfectly white spot, made by the pressure of the finger. The affected part is warm, tender, and it may be, itchy. It may be but the first step of a distinct eruption of another kind, such as variola, vesicles, papules, pustules, but then the affection takes a different name. It has been named according to its seat, cause and nature as follows:
INTERTRIGO. INTERTRIGO OF CHAFING.
Causes: friction, inside thighs, side of scrotum or mammæ, inner side of elbow, between digits on clipped heels, under harness. Dried sebum, sweat, dust, clay. Pricks with stubble. Symptoms: lameness on starting, abduction, straddling, knuckling, steps on toe. Treatment: abate cause, cleanse, rest, dusting powders, zinc, lycopodium, magnesia, starch, bismuth, alum, lead, morphia, surgeon’s cotton. Carron oil, vaseline, antiseptics.